[sane-devel] image lines is -1 according to sane_get_parameters

[m. allan noah]

On Mon, Oct 22, 2012 at 7:55 PM, dabicho <tsukebumi at gmail.com> wrote:
>
> El 22/10/2012 18:44, "m. allan noah" <kitno455 at gmail.com> escribió:
>
>
>>
>> That is the backend's indication that it does not know the length of
>> the paper. The backend should have some option where you set the
>> height of the image you want it to scan. If you do not tell it, it
>> tells you that it does not know. I imagine you use an Avision scanner?
>>
>> allan
>>
> Yes. It is avision.
> Funny thing is it used to work with previous release (21). I set a high br-y
> value. 22000000. Could that be the problem? How can I calculate it for the
> whole area?
>
> Thank you.

We have another report to this effect for the Avision backend. The -1
value is valid, but a little unusual if you have specifically
requested a valid br-y. If so, I would expect the backend either
truncate or pad the image as required. Is 22000000 really valid?


allan
-- 
"The truth is an offense, but not a sin"